204145606 has 16 divisors (see below), whose sum is σ = 350279424. Its totient is φ = 87412104.

The previous prime is 204145603. The next prime is 204145607. The reversal of 204145606 is 606541402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204145603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11161 + ... + 23083.

It is an arithmetic number, because the mean of its divisors is an integer number (21892464).

Almost surely, 2^204145606 is an apocalyptic number.

204145606 is a deficient number, since it is larger than the sum of its proper divisors (146133818).

204145606 is a wasteful number, since it uses less digits than its factorization.

204145606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13155.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 204145606 is about 14287.9531774149. The cubic root of 204145606 is about 588.8165552995.

The spelling of 204145606 in words is "two hundred four million, one hundred forty-five thousand, six hundred six".